Don't be surprised if people can't stop commenting on your leaner silhouette—it's up to you whether you divulge these crunch-free secrets.

By Candace Braun Davison

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The Camera-Doesn't-Add-Any-Pounds Dress

The V-neck wrap style has long been a staple in TV anchors' wardrobes—the three-quarter-length sleeves keep your arms from jiggling, it's body-slimming without feeling snug, and in jewel tones, it makes your skin glow. This one goes a step further: The built-in undergarment makes you look like you've dropped a dress size overnight.